A history of philosophical psychology (psychology as an area of philosophical study before it became an empirical science, sometimes called mental or intellectual philosophy) in the United States, from Harvard College President Henry Dunster's first course in 1640 through the final American publications in this field in 1890. Fay identifies three historical periods of American philosophical psychology, roughly corresponding to periods before, between and after the American Revolutionary and Civil Wars: I. Period of Theology and Moral Philosophy, 1640-1776 (136 years) 1. English Scholastic Education, 1640-1714 2. The American Enlightenment, 1714-1776II. Period of Intellectual Philosophy, 1776-1861 (85 years) 1. The Scottish Philosophy, 1776-1827 2. American Textbooks, 1827-1861III. Period of British and German Influence, 1861-1890 (29 years)